1. Epigenetics
  2. Histone Methyltransferase
  3. SGC0946

SGC0946 is a selective DOT1L inhibitor with an IC50 value of 0.3 nM. By inhibiting DOT1L, SGC0946 can induce G1 phase arrest, suppress cell self-renewal and metastatic potential, and induce cell differentiation in cancer cells. SGC0946 can be used in the research of tumors such as leukemia and breast cancer, and also serves as a probe to further investigate the cellular mechanisms of DOT1L in normal and diseased cells.

For research use only. We do not sell to patients.

CAS No. : 1561178-17-3

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10 mM * 1 mL in DMSO
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Customer Review

Based on 12 publication(s) in Google Scholar

Other Forms of SGC0946:

Top Publications Citing Use of Products

    SGC0946 purchased from MedChemExpress. Usage Cited in: Sci Adv. 2023 Jun 2;9(22):eadc9273.  [Abstract]

    CCK-8 assay data showing the sensitivity of NCI-H460-DOT1L-WT/R231Q cells to SGC0946 (0.01,.0.1, 1, 10, 100 μM, 6 days).

    SGC0946 purchased from MedChemExpress. Usage Cited in: Sci Adv. 2023 Jun 2;9(22):eadc9273.  [Abstract]

    CDX-bearing mice were treated with vehicle Cisplatin (3 mg/kg, twice per week), Vinorelbine (4 mg/kg, twice per week), or SGC0946 (20 mg/kg, five times per week) through intraperitoneal administration. The graphs show the tumor images and weights, with the tumor inhibition rate.

    SGC0946 purchased from MedChemExpress. Usage Cited in: Sci Adv. 2023 Jun 2;9(22):eadc9273.  [Abstract]

    Crystal violet staining of NCI-H460-DOT1L-WT/R231Q cells treated with SGC0946 (2.5 or 7.5 μM), binimetinib (2.5 or 7.5 μM), or the combination at the same concentrations for 7 to 14 days (top). Comparison of relative colony formation between groups at 7.5 μM drug concentration.

    SGC0946 purchased from MedChemExpress. Usage Cited in: Elife. 2020 Oct 1;9:e57858.  [Abstract]

    Q-PCR analysis of the HOXA9P2A-mCherry cells with or without the 6-day treatment of the DOT1L inhibitor SGC0946 by using specific primers targeting the mRNA sequences of mCherry and HOXA9. The correlation of transcription reduction in mCherry and HOXA9 in response to inhibitor–mediated transcription repression was calculated by performing Pearson’s correlation test.

    SGC0946 purchased from MedChemExpress. Usage Cited in: Elife. 2020 Oct 1;9:e57858.  [Abstract]

    Flow cytometry analysis of the HOXA9P2A-mCherry cells treated with DMSO and various dosages of the DOT1L inhibitor SGC0946 (1, 5 μM).
    • Biological Activity

    • Purity & Documentation

    • References

    • Customer Review

    Description

    SGC0946 is a selective DOT1L inhibitor with an IC50 value of 0.3 nM. By inhibiting DOT1L, SGC0946 can induce G1 phase arrest, suppress cell self-renewal and metastatic potential, and induce cell differentiation in cancer cells. SGC0946 can be used in the research of tumors such as leukemia and breast cancer, and also serves as a probe to further investigate the cellular mechanisms of DOT1L in normal and diseased cells[1][2][3].

    IC50 & Target[1]

    DOT1L

    0.3 nM (IC50)

    Cellular Effect
    Cell Line Type Value Description References
    A-431 IC50
    2.65 nM
    Compound: SGC0946
    Downregulation of H3K79 methylation in human A-431 cells incubated for 3 to 4 days by microscopy based analysis
    Downregulation of H3K79 methylation in human A-431 cells incubated for 3 to 4 days by microscopy based analysis
    [PMID: 23250418]
    MCF-10A IC50
    8.8 nM
    Compound: 37
    Inhibition of DOT1L in human MCF10A cells assessed as reduction of H3K79 level
    Inhibition of DOT1L in human MCF10A cells assessed as reduction of H3K79 level
    [PMID: 25406853]
    MCF-10A IC50
    8.8 nM
    Compound: SGC0946
    Downregulation of H3K79 methylation in human MCF-10A cells by fluorescence microscopy analysis
    Downregulation of H3K79 methylation in human MCF-10A cells by fluorescence microscopy analysis
    [PMID: 23250418]
    NCI-H460 IC50
    36.01 μM
    Compound: SGC0946
    Antiproliferative activity against human NCI-H460 cells harboring DOT1L R231Q mutant (unknown origin) (1 to 416 residues) assessed as inhibition of cell proliferation incubated for 72 hrs by CCK-8 assay
    Antiproliferative activity against human NCI-H460 cells harboring DOT1L R231Q mutant (unknown origin) (1 to 416 residues) assessed as inhibition of cell proliferation incubated for 72 hrs by CCK-8 assay
    [PMID: 39255403]
    NCI-H460 IC50
    8.83 μM
    Compound: SGC0946
    Antiproliferative activity against human NCI-H460 cells harboring wildtype DOT1L (unknown origin) (1 to 416 residues) assessed as inhibition of cell proliferation incubated for 72 hrs by CCK-8 assay
    Antiproliferative activity against human NCI-H460 cells harboring wildtype DOT1L (unknown origin) (1 to 416 residues) assessed as inhibition of cell proliferation incubated for 72 hrs by CCK-8 assay
    [PMID: 39255403]
    In Vitro

    SGC0946 (0-100 μM; 4 days) inhibits DOT1L with IC50 of 2.65 nM in A431 cells[1].
    SGC0946 (1, 5 μM; 14 days) displays selective reduction of cell viability in an experimental leukaemia model derived from human cord blood cells (transformed with the MLL-AF9 fusion oncogene)[1].
    SGC0946 (1 μM; 3-7 days) shows time- and dose-dependent reductions in the H3K79me2 mark in the Molm13 MLL cell line that has the MLL/AF9 translocation[1].
    SGC0946 (1 μM, 7 days) effectively inhibits MLL target genes, HOXA9 and Meis1[1].
    SGC0946 (0.2, 2, or 20 μM; 12 days) reduces proliferation and survival of ovarian cancer cells by inhibiting DOT1L enzymatic activity[2].
    SGC0946 (10 μM; 12 days) induces G1 phase arrest by blocking DOT1L in SK-OV-3 and TOV21G cells[2].

    MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

    Cell Viability Assay[1]

    Cell Line: A431 cells
    Concentration: 0-100 µM
    Incubation Time: 4 days
    Result: Showed potent inhibitory activity against DOT1L with IC50 of 2.65 nM in A431 cells.

    Cell Viability Assay[1]

    Cell Line: Human cord blood cells (transformed with the MLL-AF9 fusion oncogene).
    Concentration: 1, 5 µM
    Incubation Time: 14 days
    Result: Killed human cord blood cells transformed with an MLL-AF9 fusion oncogene.

    Western Blot Analysis[1]

    Cell Line: Molm13 MLL cells
    Concentration: 1 µM
    Incubation Time: 3-7 days
    Result: Reduced H3K79me2 in Molm13 MLL cells in a time- and dose-dependent manner, and a complete inhibition exhibited at day 7.

    Cell Proliferation Assay[2]

    Cell Line: SK-OV-3 and TOV21G cells
    Concentration: 0.2, 2, or 20 μM
    Incubation Time: 12 days
    Result: Inhibited the growth of both SK-OV-3 and TOV21G cells in a dose- and time-dependent manner.
    Reduced the colony of both SK-OV-3 and TOV21G cells.

    Cell Cycle Analysis[2]

    Cell Line: SK-OV-3 and TOV21G cells
    Concentration: 10 μM
    Incubation Time: 12 days
    Result: Induced increased G1 population and decreased S phase and G2/M phase cells in asynchronized SK-OV-3 and TOV21G cells.
    In Vivo

    SGC0946 (10 mg/kg; i.p.; twice a week for 6 weeks) significantly suppresses tumor progression in a mouse orthotopic xenograft ovarian cancer model and also inhibits DOT1L enzymatic activity and levels of H3K79me2,CDK6, and cyclin D3 in the tumors[2].

    MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

    Animal Model: Female NOD-SCID mice (4-week-old; mouse orthotopic xenograft ovarian cancer model)[2].
    Dosage: 10 mg/kg
    Administration: Intraperitoneal injection; twice a week for 6 weeks.
    Result: Significantly suppressed growth of tumor (size and weight of tumor masses smaller than the untreated group).
    Inhibited DOT1L enzymatic activity and decreased H3K79me2,CDK6, and cyclin D3 levels in the tumors.
    Molecular Weight

    618.57

    Formula

    C28H40BrN7O4

    CAS No.
    Appearance

    Solid

    Color

    White to yellow

    SMILES

    CC(C)(C1=CC=C(C=C1)NC(NCCCN(C[C@@H]2[C@@H](O)[C@@H](O)[C@H](N3C4=C(C(Br)=C3)C(N)=NC=N4)O2)C(C)C)=O)C

    Shipping

    Room temperature in continental US; may vary elsewhere.

    Storage
    Powder -20°C 3 years
    4°C 2 years
    In solvent -80°C 2 years
    -20°C 1 year
    Solvent & Solubility
    In Vitro: 

    DMSO : 50 mg/mL (80.83 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

    Preparing
    Stock Solutions
    Concentration Solvent Mass 1 mg 5 mg 10 mg
    1 mM 1.6166 mL 8.0832 mL 16.1663 mL
    5 mM 0.3233 mL 1.6166 mL 3.2333 mL
    View the Complete Stock Solution Preparation Table

    * Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
    Storage method and period of stock solution: -80°C, 2 years; -20°C, 1 year. When stored at -80°C, please use it within 2 years. When stored at -20°C, please use it within 1 year.

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    • Dilution Calculator

    Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

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    Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

    This equation is commonly abbreviated as: C1V1 = C2V2

    Concentration (start)

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    In Vivo:

    Select the appropriate dissolution method based on your experimental animal and administration route.

    For the following dissolution methods, please ensure to first prepare a clear stock solution using an In Vitro approach and then sequentially add co-solvents:
    To ensure reliable experimental results, the clarified stock solution can be appropriately stored based on storage conditions. As for the working solution for in vivo experiments, it is recommended to prepare freshly and use it on the same day.
    The percentages shown for the solvents indicate their volumetric ratio in the final prepared solution. If precipitation or phase separation occurs during preparation, heat and/or sonication can be used to aid dissolution.

    • Protocol 1

      Add each solvent one by one:  10% DMSO    40% PEG300    5% Tween-80    45% Saline

      Solubility: ≥ 2.08 mg/mL (3.36 mM); Clear solution

      This protocol yields a clear solution of ≥ 2.08 mg/mL (saturation unknown).

      Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (20.8 mg/mL) to 400 μL PEG300, and mix evenly; then add 50 μL Tween-80 and mix evenly; then add 450 μL Saline to adjust the volume to 1 mL.

      Preparation of Saline: Dissolve 0.9 g sodium chloride in ddH₂O and dilute to 100 mL to obtain a clear Saline solution.
    • Protocol 2

      Add each solvent one by one:  10% DMSO    90% (20% SBE-β-CD in Saline)

      Solubility: ≥ 2.08 mg/mL (3.36 mM); Clear solution

      This protocol yields a clear solution of ≥ 2.08 mg/mL (saturation unknown).

      Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (20.8 mg/mL) to 900 μL 20% SBE-β-CD in Saline, and mix evenly.

      Preparation of 20% SBE-β-CD in Saline (4°C, storage for one week): 2 g SBE-β-CD powder is dissolved in 10 mL Saline, completely dissolve until clear.
    In Vivo Dissolution Calculator
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    Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
    Please enter your animal formula composition:
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    Recommended: Keep the proportion of DMSO in working solution below 2% if your animal is weak.
    The co-solvents required include: DMSO, . All of co-solvents are available by MedChemExpress (MCE). , Tween 80. All of co-solvents are available by MedChemExpress (MCE).
    Calculation results:
    Working solution concentration: mg/mL
    Method for preparing stock solution: mg drug dissolved in μL  DMSO (Stock solution concentration: mg/mL).
    The concentration of the stock solution you require exceeds the measured solubility. The following solution is for reference only. If necessary, please contact MedChemExpress (MCE).
    Method for preparing in vivo working solution for animal experiments: Take μL DMSO stock solution, add μL . μL , mix evenly, next add μL Tween 80, mix evenly, then add μL Saline.
     If the continuous dosing period exceeds half a month, please choose this protocol carefully.
    Please ensure that the stock solution in the first step is dissolved to a clear state, and add co-solvents in sequence. You can use ultrasonic heating (ultrasonic cleaner, recommended frequency 20-40 kHz), vortexing, etc. to assist dissolution.
    Purity & Documentation

    Purity: 99.68%

    References

    Complete Stock Solution Preparation Table

    * Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
    Storage method and period of stock solution: -80°C, 2 years; -20°C, 1 year. When stored at -80°C, please use it within 2 years. When stored at -20°C, please use it within 1 year.

    Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
    DMSO 1 mM 1.6166 mL 8.0832 mL 16.1663 mL 40.4158 mL
    5 mM 0.3233 mL 1.6166 mL 3.2333 mL 8.0832 mL
    10 mM 0.1617 mL 0.8083 mL 1.6166 mL 4.0416 mL
    15 mM 0.1078 mL 0.5389 mL 1.0778 mL 2.6944 mL
    20 mM 0.0808 mL 0.4042 mL 0.8083 mL 2.0208 mL
    25 mM 0.0647 mL 0.3233 mL 0.6467 mL 1.6166 mL
    30 mM 0.0539 mL 0.2694 mL 0.5389 mL 1.3472 mL
    40 mM 0.0404 mL 0.2021 mL 0.4042 mL 1.0104 mL
    50 mM 0.0323 mL 0.1617 mL 0.3233 mL 0.8083 mL
    60 mM 0.0269 mL 0.1347 mL 0.2694 mL 0.6736 mL
    80 mM 0.0202 mL 0.1010 mL 0.2021 mL 0.5052 mL
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      Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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    Product Name:
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